D'Arienzo, M*; Cazzato, M*; Cozzella, M L*; Cox, M G; D'Andrea, M*; Fazio, A*; Fenwick, A J; Iaccarino, G*; Johansson, L C; Strigari, L*; Ungania, S*; De Felice, P* (2016) Gamma camera calibration and validation for quantitative SPECT imaging with Lu-177. Appl. Radiat. Isot., 112. pp. 156-164.

Ferreira, K M; Fenwick, A J; Arinc, A; Johansson, L C (2016) Standardisation of 90Y and determination of calibration factors for 90Y microspheres (resin) for the NPL secondary ionisation chamber and a Capintec CRC-25R. Appl. Radiat. Isot., 109. pp. 226-230.

Fenwick, A J; Merrett, J; Johansson, L C (2015) Comparison of quantitative Lu-177 measurements in European hospitals. Eur. J. Nucl. Med. Mol. Imag., 42. S38-S39

D'Arienzo, M*; Cazzato, M*; Ungania, S*; Cozzella, L*; Laccarino, G*; D'Andrea, M*; Strigari, L*; Fenwick, A J; Johansson, L C; Cox, M G; De Felice, P* (2015) Gamma camera calibration for SPECT based quantitiative imaging with Lu-177. Eur. J. Nucl. Med. Mol. Imag., 42. S331-S332

Fenwick, A J; Johansson, L C; Spezi, E*; Evans, W*; Marshall, C* (2015) Metrology for Zr-89 in the clinic. Eur. J. Nucl. Med. Mol. Imag., 42. S342-S343

Smyth, V*; Bobin, C*; Johansson, L C; Jouleaizadeh, L*; D'Arienzo, M*; Capogni, M*; Rabus, H*; Cox, M G; Solc, J* (2015) Metrology for molecular radiotherapy: what did the MetroMRT project achieve? Eur. J. Nucl. Med. Mol. Imag., 42. S260.

Gustafsson, J*; Brolin, G*; Cox, M G; Ljungberg, M*; Johansson, L C; Gleisner, K S* (2015) Modelling of a patient=specific Lu-177-dotatate therapy renal dosimetry process for investigation of uncertainties. Eur. J. Nucl. Med. Mol. Imag., 42. S158.

Merrett, J; Fenwick, A J; Scuffham, J*; Johansson, L C; Nisbet, A* (2015) One size fits all? Assessment of the use of a simple calibration protocol for quantitative SPECT/CT imaging of 177Lu in European hospitals. Eur. J. Nucl. Med. Mol. Imag., 42. S184.

Fenwick, A J; Marshall, C*; Spezi, E*; Evans, W*; Johansson, L C (2015) Quantitative imaging of Zr-89 on a pre-clinical PET/CT system. Eur. J. Nucl. Med. Mol. Imag., 42. S415.

Keightley, J D; Pearce, A K; Fenwick, A J; Collins, S M; Ferreira, K; Johansson, L C (2015) Standardisation of Ra-223 by liquid scintillation counting techniques and comparison with secondary measurements. Appl. Radiat. Isot., 95. pp. 114-121.

Unterweger, M*; Johansson, L C; Karam, L*; Rodrigues, M*; Yunoki, A* (2015) Uncertainties in internal gas counting. Metrologia, 52 (3). S156-S164

Gustafsson, J*; Brolin, G*; Cox, M G; Ljungberg, M*; Johansson, L C; Gleisner, K S* (2015) Uncertainty propagation for SPECT/CT-based renal dosimetry in 177Lu peptide receptor radionuclide therapy. Phys. Med. Biol., 60 (21). pp. 8329-8346.

Michotte, C*; Ratel, G*; Courte, S*; Johansson, L C; Keightley, J D; Arinc, A; Bakhshandeiar, E; Pomme, S*; Altzitzoglou, T*; Paepen, J*; Van Ammel, R* (2014) BIPM comparison BIPM.RI(II)-K1.Lu-177 of activity measurements of the radionuclide 177Lu for the NPL (UK) and the IRMM (EU), with linked results for the comparison CCRI(II)-K2.Lu-177. Metrologia, 51 (1A). 06002.

Green, A J; Fenwick, A J; Johansson, L C; Smyth, V (2014) Dead-time in high count-rate SPECT acquisition. Eur. J. Nucl. Med. Mol. Imag., 41. S552.

D'Arienzo, M*; Capogni, M*; Smyth, V*; Cox, M G; Johansson, L C; Solc, J*; Bobin, C*; Rabus, H*; Joulaeizedeh, L* (2014) Metrological issues in molecular radiotherapy. EPJ Web of Conferences, 77. 00022.

Johansson, L C; Filtz, J-R*; DeFelice, P*; Sadli, M*; Plompen, A*; Heyse, J*; Hay, B*; Dinsdale, A; Pomme, S*; Cassette, P*; Keightley, J (2014) Metrology for new generation nuclear power plants-MetroFission. IEEE Trans. Nucl. Sci., 61 (4). pp. 2017-2023.

Johansson, L C; Filtz, J R*; DeFelice, P*; Sadli, M*; Plompen, A*; Heyse, J*; Hay, B*; Dinsdale, A T; Pomme, S*; Cassette, P*; Keightley, J (2014) Metrology for new generation nuclear power plants. IEEE Trans. Nucl. Sci., 61 (4). pp. 2017-2023.

Baker, M*; Fenwick, A J; Ferreira, K; Keightley, J D; Johansson, L C; Collins, S M (2014) Migration to new ampoule types for the NPL secondary standard ionisation chambers. Appl. Radiat. Isot., 87. pp. 224-228.

Merrett, J L*; Fenwick, A J; Yatigammana, D N B*; Scuffham, J W*; Johansson, L C; Nisbet, A* (2014) Quantitative imaging of Lu-177 on a Symnia T6 SPECT/CT. Eur. J. Nucl. Med. Mol. Imag., 41. S222.

D'Arienzo, M*; Cozzella, L*; Fazio, A*; Carconi, P*; Laccarino, G*; D'Andrea, M*; Ungania, S*; Cazzato, M*; Strigari, L*; Fenwick, A J; Johansson, L C; De Felice, P* (2014) SPECT calibration and activity determination in molecular radiotherapy with 177Lu. Eur. J. Nucl. Med. Mol. Imag., 41. S334.

Joulaeizadeh, L*; Bobin, C*; Capogre, M*; Cox, M G; D'Arienzo, M*; Johansson, L C; de Pooter, J*; Rabus, H*; Smyth, V; Solc, J* (2014) Traceable dosimetry for molecular radiotherapy. Eur. J. Nucl. Med. Mol. Imag., 41. S221.

Smyth, V; Bobin, C*; Johansson, L C; Joulaeizadeh, L*; D'Arienzo, M*; Capogni, M*; Rabus, H*; Cox, M G; Solc, J* (2014) The case for an international dosimetry protocol for molecular radiotherapy. Eur. J. Nucl. Med. Mol. Imag., 41. S221-S222

Johansson, L C; Bakhshandeiar, E; Pearce, A; Collins, S M; Orlandini, P*; Sephton, J P (2014) A miniature TDCR system dedicated to in-situ activity assay. Appl. Radiat. Isot., 87. pp. 287-291.

Fenwick, A J; Merrett, J L*; Green, A J; Johansson, L C; D'Arienzo, M* (2014) A proposed calibration technique for quantitative Lu-177 measurements in SPECT/CT. Eur. J. Nucl. Med. Mol. Imag., 41. S553.

Cassette, P*; Capogni, M*; Johansson, L C; Kossert, K*; Nahle, O*; Sephton, J P; DeFelice, P* (2013) Development of portable liquid scintillation counters for on-site primary measurement of radionuclides using the triple-to-double coincidence ratio method. In: 3rd International Conference on Advancements in Nuclear Instrumentation, Measurement Methods and their Applications (ANIMMA)., 23-27 June 2013, Merseille, France.

Johansson, L C; Filtz, J-R*; DeFelice, P*; Sadli, M*; Plompen, A*; Heyse, J*; Hay, B*; Dinsdale, A T; Pomme, S*; Cassette, P*; Keightley, J D (2013) Metrology for new generation nuclear power plants - MetroFission. In: 3rd International Conference on Advancements in Nuclear Instrumentation, Measurement Methods and their Applications (ANIMMA)., 23-27 June 2013, Merseille, France.

Zimmerman, B E*; Altzitzoglou, T*; Antohe, A*; Arinc, A; Bakhshandeiar, E; Bergeron, D E*; Bignell, L*; Bobin, C*; Capogni, M*; Cessna, J T*; Cozzella, M L*; da Silva, C J*; De Felice, P*; Dias, M S*; Dziel, T*; Fazio, A*; Fitzgerald, R*; Iwahara, A*; Jaubert, F*; Johansson, L C; Keightley, J D; Koskinas, M F*; Kossert, K*; Lubbe, J*; Luca, A*; Mo, L*; Nahle, O*; Ott, O*; Paepen, J*; Pomme, S*; Sahagia, M*; Simpson, B R S*; Silva, F F V*; van Ammel, R*; van Staden, M J*; van Wyngaardt, W M*; Yamazaki, I M* (2012) Results of an international comparison for the activity measurement of Lu-177. Appl. Radiat. Isot., 70 (9). pp. 1825-1830.

Sephton, J P; Williams, J M; Johansson, L C; Phillips, H C (2012) A low noise preamplifier with optoelectronic overload protection for radioactivity measurement. Appl. Radiat. Isot., 70 (9). pp. 2047-2050.

Phillips, H C; Sephton, J P; Johansson, L C; Dean, J C J (2012) A preliminary investigation into a simple method for the determination of the mean ionisation energy of gas mixtures used in the NPL primary gas counting system. Appl. Radiat. Isot., 70 (9). pp. 2043-2046.

Phillips, H C; Johansson, L C (2012) The standardization of tritiated water at NPL by internal gas proportional counting. Trans. Am. Nucl. Soc., 107. pp. 379-380.

Fenwick, A J; Keightley, J D; Baker, M; Johansson, L C; Harms, A V (2011) Comparison of Y-90 measurements in UK hospitals, 2009. NPL Report. IR 20

Johansson, L C; Filtz, J-R*; DeFelice, P*; Sadli, M*; Plompen, A*; Hay, B*; Dinsdale, A T; Pomme, S*; Cassette, P*; Keightley, J D (2011) Advanced metrology for new generation nuclear power plants. In: 2nd IMEKO TC11 International Symposium Metrological Infrastructure, 15-17 June 2011, Cavtat, Dubrovnik Riviera, Croatia.

Keightley, J D; Cassette, P*; Johansson, L C (2011) Radionuclide metrology for new generation nuclear power plants. In: 2nd IMEKO TC11 International Symposium Metrological Infrastructure, 15-17 June 2011, Cavtat, Dubrovnik Riviera, Croatia.

Arinc, A; Johansson, L C; Gilligan, C R D; Pearce, A K (2011) Standardisation of 210Pb by Cerenkov counting. Appl. Radiat. Isot., 69 (5). pp. 768-772.

Phillips, H C; Johansson, L C; Sephton, J P (2010) Standardisation of Kr-85. Appl. Radiat. Isot., 68 (7-8). pp. 1335-1339.

Johansson, L C; Sephton, J P (2010) Validation of a new TDCR system at NPL. Appl. Radiat. Isot., 68 (7-8). pp. 1537-1539.

Harms, A V; Johansson, L C; MacMahon, D (2009) Decay correction of Nb-95. Appl. Radiat. Isot., 67 (4). pp. 641-642.

Sephton, J P; Johansson, L C; Williams, J M (2008) A low noise current sensitive amplifier-discriminator system for beta particle counting. Appl. Radiat. Isot., 66 (6-7). pp. 890-894.

Johansson, L C; Stroak, A J (2006) Kr-81m calibration factor for the NPL ionisation chamber. Appl. Radiat. Isot., 64. pp. 1360-1364.

Harms, A V; Gilligan, C R D; Arinc, A; Collins, S M; Jerome, S M; Johansson, L C; MacMahon, D; Pearce, A (2005) Environmental radioactivity comparison exercise 2005. NPL Report. DQL-RN 015

Johansson, L C; Harms, A V; Keightley, J D; Pearce, A K; Woods, D H; Woods, M J (2004) Primary standardisation of 204Ti using the efficiency trace method. Appl. Radiat. Isot., 60 (2-4). pp. 347-351.

Johansson, L C; Harms, A V; Keightley, J D; Pearce, A K; Woods, D H; Woods, M J (2004) Primary standardisation of 204Ti using the efficiency trace method. Appl. Radiat. Isot., 60 (2-4). pp. 347-351.

Johansson, L C; Harms, A V; Keightley, J D; Pearce, A K; Woods, D H; Woods, M J (2004) Primary standardisation of 204Tl using efficiency tracing method. Appl. Radiat. Isot., 60 (2-4). pp. 347-351.